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C++ keyword: export

From cppreference.com
< cpp‎ | keyword
 
 
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[edit] Usage

Used to mark a template definition exported, which allows the same template to be declared, but not defined, in other translation units.

(until C++11)

The keyword is unused and reserved.

(since C++11)
(until C++20)

Marks a declaration, a group of declarations, or another module as exported by the current module.

(since C++20)